CN101673559B - 利用低密度奇偶校验码来处理光信息的装置和方法 - Google Patents

利用低密度奇偶校验码来处理光信息的装置和方法 Download PDF

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Publication number
CN101673559B
CN101673559B CN2009101715710A CN200910171571A CN101673559B CN 101673559 B CN101673559 B CN 101673559B CN 2009101715710 A CN2009101715710 A CN 2009101715710A CN 200910171571 A CN200910171571 A CN 200910171571A CN 101673559 B CN101673559 B CN 101673559B
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China
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parity check
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CN2009101715710A
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English (en)
Chinese (zh)
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CN101673559A (zh
Inventor
郑飞雄
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WiniaDaewoo Co Ltd
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Daewoo Electronics Co Ltd
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    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1833—Error detection or correction; Testing, e.g. of drop-outs by adding special lists or symbols to the coded information
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0065—Recording, reproducing or erasing by using optical interference patterns, e.g. holograms
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2504—Holographic discs; Holographic digital data storage [HDDS]
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
    • H03M13/11—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits using multiple parity bits
    • H03M13/1102—Codes on graphs and decoding on graphs, e.g. low-density parity check [LDPC] codes

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Holo Graphy (AREA)
  • Error Detection And Correction (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
CN2009101715710A 2006-09-01 2007-08-13 利用低密度奇偶校验码来处理光信息的装置和方法 Expired - Fee Related CN101673559B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR10-2006-0084328 2006-09-01
KR1020060084328A KR100837078B1 (ko) 2006-09-01 2006-09-01 저밀도 패리티 체크 부호를 이용한 광정보 기록장치
KR1020060084328 2006-09-01

Related Parent Applications (1)

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CN2007800367150A Division CN101523488B (zh) 2006-09-01 2007-08-13 利用低密度奇偶校验码来处理光信息的装置和方法

Publications (2)

Publication Number Publication Date
CN101673559A CN101673559A (zh) 2010-03-17
CN101673559B true CN101673559B (zh) 2012-05-30

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CN200910171573XA Expired - Fee Related CN101673560B (zh) 2006-09-01 2007-08-13 利用低密度奇偶校验码来处理光信息的装置和方法
CN2009101715710A Expired - Fee Related CN101673559B (zh) 2006-09-01 2007-08-13 利用低密度奇偶校验码来处理光信息的装置和方法
CN2007800367150A Expired - Fee Related CN101523488B (zh) 2006-09-01 2007-08-13 利用低密度奇偶校验码来处理光信息的装置和方法

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CN200910171573XA Expired - Fee Related CN101673560B (zh) 2006-09-01 2007-08-13 利用低密度奇偶校验码来处理光信息的装置和方法

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CN2007800367150A Expired - Fee Related CN101523488B (zh) 2006-09-01 2007-08-13 利用低密度奇偶校验码来处理光信息的装置和方法

Country Status (6)

Country Link
US (2) US8301959B2 (ko)
EP (1) EP2067140A4 (ko)
JP (1) JP2010503136A (ko)
KR (1) KR100837078B1 (ko)
CN (3) CN101673560B (ko)
WO (1) WO2008026836A1 (ko)

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US20080087470A1 (en) 2005-12-19 2008-04-17 Schlumberger Technology Corporation Formation Evaluation While Drilling
US7367394B2 (en) 2005-12-19 2008-05-06 Schlumberger Technology Corporation Formation evaluation while drilling
US9429014B2 (en) 2010-09-29 2016-08-30 Schlumberger Technology Corporation Formation fluid sample container apparatus
TWI601148B (zh) * 2016-05-05 2017-10-01 慧榮科技股份有限公司 損壞資料行的篩選方法與具有損壞資料行總表的資料儲存裝置
US10740174B2 (en) 2016-11-29 2020-08-11 Taiwan Semiconductor Manufacturing Company, Ltd. Memory address protection circuit and method
US11728882B2 (en) * 2020-05-08 2023-08-15 Qualcomm Incorporated Joint source channel coding for relaying

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US5719691A (en) * 1995-05-05 1998-02-17 Lucent Technologies Inc. Phase correlation multiplex holography
US5838650A (en) * 1996-06-26 1998-11-17 Lucent Technologies Inc. Image quality compensation method and apparatus for holographic data storage system
US7130092B1 (en) 1998-02-27 2006-10-31 Optware Corporation Apparatus and method for recording and reproducing optical information
JP4108661B2 (ja) * 1998-02-27 2008-06-25 株式会社オプトウエア 光情報記録方法及び光情報再生方法
US6191875B1 (en) * 1999-07-29 2001-02-20 Lucent Technologies Inc. Process for holography using reference beam having correlated phase content
US7415079B2 (en) * 2000-09-12 2008-08-19 Broadcom Corporation Decoder design adaptable to decode coded signals using min* or max* processing
US7197690B2 (en) * 2002-05-31 2007-03-27 Broadcom Corporation Bandwidth efficient coded modulation scheme based on MLC (multi-level code) signals having multiple maps
US7120856B2 (en) 2002-09-25 2006-10-10 Leanics Corporation LDPC code and encoder/decoder regarding same
JP4050650B2 (ja) 2003-04-10 2008-02-20 株式会社オプトウエア 光情報再生装置、ならびにその実現に利用可能でコンピュータ読み取り可能なプログラムを格納した記録媒体
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US7383493B2 (en) * 2003-06-13 2008-06-03 Broadcom Corporation LDPC (Low Density Parity Check) coded modulation hybrid decoding using non-Gray code maps for improved performance
US7149953B2 (en) * 2004-02-03 2006-12-12 Broadcom Corporation Efficient LDPC code decoding with new minus operator in a finite precision radix system
US7995667B2 (en) * 2004-02-13 2011-08-09 Broadcom Corporation Reduced latency concatenated reed solomon-convolutional coding for MIMO wireless LAN
JP2005251241A (ja) 2004-03-01 2005-09-15 Tdk Corp ホログラム検索方法及びホログラフィック記録再生装置
US20050240856A1 (en) * 2004-04-06 2005-10-27 Samsung Electronics Co., Ltd. Hologram recording and reproducing apparatus and hologram reproducing apparatus
JP4188870B2 (ja) * 2004-04-06 2008-12-03 三星電子株式会社 ホログラム媒体記録再生装置およびホログラム媒体再生装置
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JP2006179079A (ja) * 2004-12-21 2006-07-06 Sanyo Electric Co Ltd ホログラム装置及びその符号化／復号化方法
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JP2006201467A (ja) * 2005-01-20 2006-08-03 Fujitsu Ltd ホログラム記録再生装置、その記録方法、再生方法およびホログラム記録媒体
JP2006216148A (ja) 2005-02-03 2006-08-17 Alps Electric Co Ltd ホログラフィー記録装置，ホログラフィー再生装置及びその方法並びにホログラフィー媒体
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Also Published As

Publication number Publication date
CN101673559A (zh) 2010-03-17
US8832521B2 (en) 2014-09-09
CN101673560B (zh) 2011-12-14
WO2008026836A1 (en) 2008-03-06
CN101523488B (zh) 2012-10-03
US8301959B2 (en) 2012-10-30
KR20080021258A (ko) 2008-03-07
US20100185912A1 (en) 2010-07-22
KR100837078B1 (ko) 2008-06-12
EP2067140A4 (en) 2011-11-02
JP2010503136A (ja) 2010-01-28
CN101673560A (zh) 2010-03-17
EP2067140A1 (en) 2009-06-10
CN101523488A (zh) 2009-09-02
US20130121125A1 (en) 2013-05-16

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Owner name: FENGYE VISION TECHNOLOGY CO., LTD.

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Effective date: 20130524

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Address after: Seoul, South Kerean

Patentee after: DAEWOO ELECTRONICS Corp.

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Granted publication date: 20120530

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